000 00294nam a2200121Ia 4500
008 211209s1962 xx 000 0 und d
041 _aeng
082 _a621.3 N SON
100 _aSONI O P
245 _aELECTRICAL ENGINEERING
260 _aNEW DELHI
_bDHANIPAT RAI & SONS
_c1962
300 _a177
999 _c10258
_d10258